The company has posted details about the latest version of their Linux-based operating system, noting that the latest version has been delivered to customers with a Red Hat subscription, via Red Hat Network.

Red Hat Enterprise Linux 5.3 has many improvements over previous version, which include:

-- Virtualization enhancements: The number of physical CPUs supported has been increased to 126, whilst the maximum memory supported has been increased to 1TB.

-- Improved power management: Red Hat Enterprise Linux 5.3 has improved handling of low-level power management sleep states, which is an important feature as "green computing" is becoming very popular.

-- Security: Red Hat Enterprise Linux 5.3 has support for hard drive encryption, very important for today's laptops, but also important for desktop computers and servers.